Unlike the two sizes of iPhone 6S , which are almost identical, the iPad Pros have totally different screens and cameras, as well as some altered internal hardware. This means that there are very real reasons why you might want the smaller iPad Pro more than its big brother, aside from the size and...
Slim and incredibly light; Awesome screen and speakers; Excellent performance; Good on-the-go typing experience
Not as portable as other iPads; Most will still need a proper computer; No iOS optimisations for the big screen